*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
a{
    text-decoration: none;
}
body{
    background:url("../img/bg.png");
    background-repeat: no-repeat;
    background-size: cover;
    font-family: 微软雅黑;
}
.container{
    height: 100vh;
    display: flex;
    justify-content:center;
    align-items: center;
}
.aa{
    background: #fff;
    padding:70px 50px;
}
.aa h1{
    text-align: center;
    font-weight: normal;
    font-size: 45px;
    margin-bottom: 40px;
    color: #222222;
    font-family: Arial;
}
 .aa input{
    width: 375px;
     padding:14px 20px 14px 40px;
    border: 1px solid #e5e5e5;
    background: #fafafa;
    border-radius: 3px;
     margin-bottom: 10px;
     display: block;
     outline: none;
}
.aa input:focus{
    border:1px solid #cccccc;
}
.aa p{
    position: relative;
}
#submit{
    margin-top: 30px;
    background: #7554bf;
    color: #ffffff;
    cursor: pointer;
}
#submit:hover{
    background: #6531bf;
}
.user{
    background: url("../img/yonghuming.png");
    width: 21px;
    height: 23px;
    display: inline-block;
    position: absolute;
    left:9px;
    top:11px;
}
.password{
    background: url("../img/mima.png");
    width: 19px;
    height: 25px;
    display: inline-block;
    position: absolute;
    left: 9px;
    top: 11px;
}
.bb{
    height: 417px;
    padding: 100px 50px;
    color: #ffffff;
    background: url("../img/bg-login.png");
    background-size: cover;
}
.bb p{
    margin-bottom: 50px;
}
.bb a{
    color: #ffffff;
    font-size: 12px;
}
.bb .cc{
    font-size: 14px;
}
.right{
    background: url("../img/youjiantou.png");
    width: 28px;
    height: 28px;
    display: inline-block;
    position: relative;
    top: 8px;
    left: 4px;
}
@media (max-width: 600px) {
    .container{
        flex-wrap: wrap;
    }
    .aa input{
        width:230px;
    }
    .bb{
        width:330px;
        height:auto;
        padding: 50px;
    }
}
